How to debog your Quadrajet part 3

In the first two videos we looked at operational theory of the Quadrajet. In this episode we'll explore a couple mistakes the home mechanic often makes in an effort to improve the performance of this unit.

Quadrajet air leak fix and warped air horn repair tutorial.
How to identify a Quadrajet with a warped air horn without diss assembly or
running it on a car. These tips would have saved me time and money which is
why I made this video. I also discus how to repair a warped air horn and
prevent your air horn from warping in the first place. If you have a
whistling noise just off idle then you got some work to do. You will never
get your engine tuned right, your cold start performing or decent fuel
economy unless your four barrel carburetor is just right. Special thanks to
Cliff Ruggles for his book Rochester Quadrajet carburetors and to my
brother Adrian who spent hours on tuning and fitting.
See this video for description of the technique I used to straighten a
warped air horn.
http://www.youtube.com/watch?v=l_SgQiVf3_0&feature=youtu.be
here is a technique for re-bushing the throttle shaft without drilling.
http://rmcavoy.freeshell.org/Q_Jet_bushings.html

How to understand automatic chokes part 1
I've noticed many people drive vehicles with inoperative chokes. Even
though chokes can be intimidating, repairing and adjusting them actually is
very simple.
So, stop pumping that accelerator and follow along as we look at how
chokes work and how to repair them.